<script lang="ts" setup>
import { WidgetWrapper } from '@widget-js/vue3'
import { nextTick, onMounted, ref } from 'vue'

const hourRef = ref<HTMLElement>()
const minuteRef = ref<HTMLElement>()
const secondRef = ref<HTMLElement>()

function flipNumber(el: HTMLElement, newNumber: string) {
  const newTop = el.querySelector('.top')!.cloneNode(true) as HTMLElement
  const newBottom = el.querySelector('.bottom')!.cloneNode(true) as HTMLElement
  newTop.classList.add('new')
  newBottom.classList.add('new')
  newBottom.querySelector('.text')!.textContent = newNumber
  el.querySelector('.top')!.after(newTop)
  el.querySelector('.top.new')!.append(newBottom)
  el.classList.add('flipping')
  el.querySelector('.top:not(.new)')!.querySelector('.text')!.textContent = newNumber
  setTimeout(() => {
    el.querySelector('.bottom:not(.new)')!.querySelector('.text')!.textContent = newNumber
  }, 500)
}

function setTime() {
  for (const elements of document.querySelectorAll('.flipper')) {
    elements.classList.remove('flipping')
  }
  for (const elements of document.querySelectorAll('.flipper .new')) {
    elements.remove()
  }
  const now = new Date()
  let seconds = now.getSeconds().toString()
  if (seconds.length == 1) {
    seconds = `0${seconds}`
  }
  let minutes = now.getMinutes().toString()
  if (minutes.length == 1) {
    minutes = `0${minutes}`
  }
  let hour: string | number = now.getHours()
  // if (hour > 12) {
  //   hour = hour - 12
  // }
  // if (hour == 0) {
  //   hour = 12
  // }
  hour = hour.toString()
  if (hour.length == 1) {
    hour = `0${hour}`
  }
  if (hourRef.value!.querySelector('.top>.text')!.textContent !== hour) {
    flipNumber(hourRef.value!, hour)
  }
  if (minuteRef.value!.querySelector('.top>.text')!.textContent !== minutes) {
    flipNumber(minuteRef.value!, minutes)
  }

  if (secondRef.value!.querySelector('.top>.text')!.textContent !== seconds) {
    flipNumber(secondRef.value!, seconds)
  }
  setTimeout(() => {
    setTime()
  }, 500)
}

onMounted(async () => {
  await nextTick()
  setTime()
})
</script>

<template>
  <WidgetWrapper>
    <div class="clock-container">
      <div class="clock">
        <div ref="hourRef" class="flipper">
          <div class="gear" />
          <div class="gear" />
          <div class="top">
            <div class="text">
              00
            </div>
          </div>
          <div class="bottom">
            <div class="text">
              00
            </div>
          </div>
        </div>
        <div ref="minuteRef" class="flipper">
          <div class="gear" />
          <div class="gear" />
          <div class="top">
            <div class="text">
              00
            </div>
          </div>
          <div class="bottom">
            <div class="text">
              00
            </div>
          </div>
        </div>
        <div ref="secondRef" class="flipper">
          <div class="gear" />
          <div class="gear" />
          <div class="top">
            <div class="text">
              00
            </div>
          </div>
          <div class="bottom">
            <div class="text">
              00
            </div>
          </div>
        </div>
      </div>
    </div>
  </WidgetWrapper>
</template>

<style lang="scss">
@font-face {
  font-family: 'Saira ExtraCondensed';
  src: url('/font/SairaExtraCondensed-Regular.eot');
  src: url('/font/SairaExtraCondensed-Regular.eot?#iefix') format('embedded-opentype'),
  url('/font/SairaExtraCondensed-Regular.woff2') format('woff2'),
  url('/font/SairaExtraCondensed-Regular.woff') format('woff'),
  url('/font/SairaExtraCondensed-Regular.ttf') format('truetype');
  font-weight: normal;
  font-style: normal;
  font-display: swap;
}

/*
font-family: 'Barlow', sans-serif;
font-family: 'Barlow Condensed', sans-serif;
font-family: 'Saira Extra Condensed', sans-serif;
*/
:root {
  --bgcolor: rgb(38, 37, 41);
  --clockheight: 220px;
  --radius: 30px;
  --rotationtime: 0.55s;
  --avobg: rgb(227, 246, 104);
}

html {
  box-sizing: border-box;
}

html *,
html *::before,
html *::after {
  box-sizing: inherit;
  padding: 0;
  margin: 0;
}

.clock-container {
  margin: 0;
  display: flex;
  height: 100vh;
  width: 100%;
  align-items: center;
  justify-content: center;
  border-radius: 22px;
  color: #fff;
}

.clock {
  display: grid;
  width: 100%;
  height: 100%;
  padding: 0 12px;
  grid-template-columns: 1fr 1fr 1fr;
  grid-column-gap: 12px;
  /*   background: rgb(26, 25, 28); */
  border-radius: 22px;
  /*   background-repeat: no-repeat; */
  background-image: linear-gradient(rgb(14, 14, 15) 0%, rgb(26, 25, 28) 20%, rgb(44, 44, 52) 50%, rgb(20, 20, 27) 100%);
  /*   border-top: 6px solid rgb(56, 56, 61); */
  /*   border-bottom: 6px solid rgb(59, 59, 65); */
  box-shadow: inset 0 -3px 6px 3px rgba(0, 0, 0, 0.2), inset 0 4px 8px 3px rgba(0, 0, 0, 0.4),
  0 2px 3px 1px rgba(255, 255, 255, 0.3), 0 -2px 4px 4px rgba(56, 56, 61, 0.5);
  font-family: 'Saira ExtraCondensed', sans-serif;
}

.flipper {
  /*   border: 1px solid #c00; */
  position: relative;
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
  perspective: 1600px;
}
$gear-height: calc(100vh / 5);
.gear {
  top:0;
  bottom: 0;
  position: absolute;
  width: 8px;
  margin:auto;
  height: $gear-height;
  background: linear-gradient(
      to bottom,
      #000000 0%,
      #666666 17%,
      #7f7f7f 52%,
      #7f7f7f 52%,
      #0c0c0c 53%,
      #595959 87%,
      #131313 100%
  );
  outline: 3px solid #000;
  z-index: 99;
  transform-style: preserve-3d;
  transform: translateZ(10px);
  perspective: 0;
}

.gear:nth-child(2) {
  left: calc(100% - 12px);
}

.top,
.bottom {
  box-shadow: 0 6px 6px 1px rgba(0, 0, 0, 0.5), 0 2px 2px 1px rgba(255, 255, 255, 0.15);
  border-top: 2px solid rgb(102, 103, 110);
  border-bottom: 2px solid #000;
  /*   transition: all 1s ease-in-out; */
}

.top {
  /*   border: 1px solid #c00; */
  position: relative;
  width: 100%;
  height: calc(50% - 12px);
  background-image: linear-gradient(rgb(48, 49, 53) 0%, rgb(56, 57, 62) 100%);
  margin-top: 10px;
  margin-bottom: 2px;
  border-top-left-radius: calc(var(--radius) * 0.65);
  border-top-right-radius: calc(var(--radius) * 0.65);
  overflow: hidden;
}

.bottom {
  position: relative;
  /*   border: 1px solid green; */
  width: 100%;
  height: calc(50% - 12px);
  background-image: linear-gradient(rgb(57, 58, 63) 0%, rgb(65, 65, 71) 100%);
  margin-top: 2px;
  margin-bottom: 10px;
  border-bottom-left-radius: calc(var(--radius) * 0.65);
  border-bottom-right-radius: calc(var(--radius) * 0.65);
  overflow: hidden;
}

.text {
  font-family: 'Saira ExtraCondensed', sans-serif;
  font-size: 33vh;
  color: white;
  display: block;
  position: absolute;
  overflow: hidden;
  width: 100%;
  line-height: 1;
  text-align: center;
  bottom:0;
  transform: translateY(50%);
  vertical-align: middle;
}

.bottom .text {
  transform: translateY(-50%);
  top:0;
  bottom:unset;
}

.top.new,
.bottom.new {
  position: absolute;
  left: 0;
  z-index: 12;
  /*   background: green; */
}

.top.new {
  top: 0;
  z-index: 1;
  /*   backface-visibility: hidden; */
}

.top.new .text {
  backface-visibility: hidden;
}

.bottom.new {
  /*   background: red; */
  position: absolute;
  top: 0;
  height: calc(100% - 0px);
  transform: rotateX(0.5turn);
  /*   backface-visibility: hidden; */
  z-index: 1;
  opacity: 0;
}

.flipper.flipping .top.new {
  transform-origin: bottom center;
  /*   transform: rotateX(-180deg) translateY(-10px); */
  animation: rotate var(--rotationtime) 1 ease-in-out forwards;
}

.flipper.flipping .bottom.new {
  animation: rotatebottom var(--rotationtime) 1 ease-in-out forwards;
}

@keyframes rotatebottom {
  0% {
    opacity: 0;
  }
  49% {
    opacity: 0;
  }
  50% {
    opacity: 1;
  }
  100% {
    opacity: 1;
  }
}

@keyframes rotate {
  0% {
    transform: rotateX(0) translateY(0px);
  }
  100% {
    transform: rotateX(-180deg);
  }
}
</style>
